Iran’s IRGC publicly unveiled a new missile-armed fast attack boat — dubbed the “27 Rajab”
Iran’s IRGC publicly unveiled a new missile-armed fast attack boat — dubbed the “27 Rajab”

Iran’s Islamic Revolutionary Guard Corps (IRGC) announced two notable military developments on Saturday, signaling continued assertiveness in the Persian Gulf region as tensions with the United States persist despite fragile ceasefire efforts.

In the first development, the IRGC stated that its air defense forces shot down a U.S. MQ-1 drone it accused of conducting a “hostile operation” over Iranian territorial waters. According to the announcement, the drone was “immediately detected and targeted by the Revolutionary Guard’s modern defence missiles.”

Note on drone type: The U.S. Air Force officially retired the MQ-1 Predator drone in 2018. However, the MQ-1C Gray Eagle variant remains in service with the U.S. Army and Army National Guard. It is unclear whether the downed aircraft was directly operated by U.S. forces or by one of its Gulf Bases. Iranian claims of downing U.S. drones have circulated in recent days, including reports involving MQ-9 Reaper drones.

The second announcement involved the public unveiling of Iran’s newest fast attack vessel, named “27 Rajab.” The craft was presented during a ceremony in Tehran’s Enqelab (Revolution) Square and hailed by state-affiliated Fars News Agency as “a new symbol of Iran’s maritime military capabilities.”

Official Account of the Embassy of I.R. Iran in the Republic of Sierra Leone 

Key Features of the “27 Rajab” Vessel

▪️Speed: Capable of reaching up to 100 knots (approximately 185 km/h), making it one of the fastest naval attack craft in the region.

▪️Armament: Equipped to launch long-range cruise missiles, reportedly with ranges up to 700 km in some descriptions.

▪️Design: Features a low-profile, agile hull suited for swarm tactics in congested waters like the Strait of Hormuz. It is designed to operate effectively even in three-meter waves.

The vessel aligns with Iran’s longstanding “mosquito fleet” doctrine, which emphasizes using swarms of small, fast, heavily armed boats to challenge larger naval forces in the Gulf.

These announcements come amid ongoing U.S.-Iran military posturing in the Persian Gulf. Recent weeks have seen Iranian claims of intercepting American drones and aircraft, alongside U.S. reports of intercepting Iranian drones and conducting defensive strikes. The unveiling of the “27 Rajab” serves both as a technological showcase and a morale-boosting display for domestic audiences.

Military analysts note that while high-speed attack boats enhance Iran’s asymmetric warfare options in the Strait of Hormuz, a critical chokepoint for global oil transit, they face significant challenges against advanced naval defenses, electronic warfare, and superior air power.

No immediate official U.S. response to the specific Saturday announcements has been detailed in available reports, though past incidents have typically involved denials, calls for de-escalation, or counter-claims from Washington.

As diplomatic efforts, reportedly mediated in part by Pakistan, continue in parallel with military signaling, the Persian Gulf remains a flashpoint where tactical displays like the “27 Rajab” and drone Attacks by America could quickly influence broader regional stability.